Add the function event_value_get to identify the signal status.

build_version.h

@@ -12,11 +12,11 @@
 extern "C" {
 #endif
 
-#define ATOS_BUILD_TIME           "2024-09-16,20:37"
-#define ATOS_COMMIT_HEAD_ID       "cd3e2967e916777ec355b6540cbad7eb3deb491a"
+#define ATOS_BUILD_TIME           "2024-09-21,10:30"
+#define ATOS_COMMIT_HEAD_ID       "43cb9fe9b7a846e8ab4cd77bb902389f4b0ab214"
 #define ATOS_VERSION_MAJOR_NUMBER (1u)
 #define ATOS_VERSION_MINOR_NUMBER (7u)
-#define ATOS_VERSION_PATCH_NUMBER (1u)
+#define ATOS_VERSION_PATCH_NUMBER (2u)
 
 #define ATOS_VERSION_MAJOR_NUMBER_MASK (0x03FFu)
 #define ATOS_VERSION_MAJOR_NUMBER_POS  (22u)

include/kernel/at_rtos.h

@@ -533,6 +533,21 @@ static inline os_evt_id_t os_evt_init(u32_t anyMask, u32_t modeMask, u32_t dirMa
     return id;
 }
 
+/**
+ * @brief Read or write the event signal value.
+ *
+ * @param id: Event unique id.
+ * @param pValue: The pointer of the private event value.
+ *
+ * @return The result of the operation.
+ */
+static inline i32p_t os_evt_value_get(os_evt_id_t id, u32_t* pValue)
+{
+    extern i32p_t _impl_event_value_get(os_id_t id, u32_t *pValue);
+
+    return (i32p_t)_impl_event_value_get(id.val, pValue);
+}
+
 /**
  * @brief Set/clear/toggle a event bits.
  *

kernel/event.c

@@ -244,6 +244,26 @@ static u32_t _event_init_privilege_routine(arguments_t *pArgs)
     return OS_INVALID_ID_VAL;
 }
 
+/**
+ * @brief It's sub-routine running at privilege mode.
+ *
+ * @param pArgs The function argument packages.
+ *
+ * @return The result of privilege routine.
+ */
+static i32p_t _event_value_get_privilege_routine(arguments_t *pArgs)
+{
+    ENTER_CRITICAL_SECTION();
+
+    os_id_t id = (os_id_t)pArgs[0].u32_val;
+    u32_t* pValue = (u32_t*)pArgs[1].pv_val;
+    event_context_t *pCurEvent = _event_object_contextGet(id);
+    *pValue = pCurEvent->value;
+
+    EXIT_CRITICAL_SECTION();
+    return 0u;
+}
+
 /**
  * @brief It's sub-routine running at privilege mode.
  *
@@ -450,6 +470,32 @@ i32p_t _impl_event_wait_callfunc_register(pEvent_callbackFunc_t pCallFun)
     return 0u;
 }
 
+/**
+ * @brief Read or write the event signal value.
+ *
+ * @param id: Event unique id.
+ * @param pValue: The pointer of the private event value.
+ *
+ * @return The result of the operation.
+ */
+i32p_t _impl_event_value_get(os_id_t id, u32_t *pValue)
+{
+    if (_event_id_isInvalid(id)) {
+        return _PCER;
+    }
+
+    if (!_event_object_isInit(id)) {
+        return _PCER;
+    }
+
+    arguments_t arguments[] = {
+        [0] = {.u32_val = (u32_t)id},
+        [1] = {.pv_val = (void *)pValue},
+    };
+
+    return kernel_privilege_invoke((const void *)_event_value_get_privilege_routine, arguments);
+}
+
 /**
  * @brief Set/clear/toggle event signal bits.
  *

package.json

@@ -1,7 +1,7 @@
 {
     "name":  "At-RTOS",
     "homepage":  "https://github.com/At-EC/At-RTOS",
-    "version":  "1.7.1",
-    "timestamp":  "2024-09-16,20:37",
-    "commit_id":  "48c4a82eeb48ad1d87e5502fec173bc596206e09"
+    "version":  "1.7.2",
+    "timestamp":  "2024-09-21,10:30",
+    "commit_id":  "cd3e2967e916777ec355b6540cbad7eb3deb491a"
 }